Complete Solution
The lowest, widest section of an extension ladder that always maintains contact
with the ground while the ladder is being raised is the: (315) [4.3.6]
A. bed section.
B. truss section.
C. guide section.
D. stationary section.
A. bed section.
Which part of a ladder is placed on the ground when the [adder is positioned?
(315) [4.3.6]
A. Fly
B. Butt
C. Rung
D. Beam
B. Butt
The moveable upper part of an extension ladder that is raised to various heights
is called the: (315) [4.3.6]
A. halyard.
B. fly section.
C. truss block.
D. bed section.
B. fly section.
Swivel plates attached to the butt of the ladder are called: (315) [4.3.6]
A. guides.
B. footpads.
C. but spurs.
D. protection plates.
B. footpads.
The ______ is the rope or cable used to raise the upper sections of an extension
ladder. (316) [4.3.6]
A. pawl
B. pulley
C. halyard
D. guide line
C. halyard
What are the pawls (dogs) of a ladder designed to do? (316) [4.3.6]
A. Hold the halyard in place after it has been extended
B. Secure the ladder over the ridge of the building's roof
C. Hold the fly section in place after it has been extended
D. Secure the ladder to the surface beneath it and prevent slippage
C. Hold the fly section in place after it has been extended
, For which task would a single ladder be used? (318) [4.3.6]
A. To reach someone trapped in a 6-foot (2 m) trench
B. To provide stability while working on a pitched roof
C. To gain access to the roof of a commercial building
D. To gain access to the third story of a residential home
A. To reach someone trapped in a 6-foot (2 m) trench
What feature does a roof ladder have that a single ladder does not have? (318)
[4.3.6]
A. The ability to be raised to multiple heights
B. A halyard that is used to secure the ladder in place
C. Butt spurs that prevent it from slipping when deployed
D. Hooks used to secure it over the top of the roof's ridge line
D. Hooks used to secure it over the top of the roof's ridge line
For which of the following would a roof ladder be a better choice to use than a
single or extension ladder? (318) [4.3.6, 4.3.12]
A. Climbing over security gates or fences
B. Reaching the roof of a commercial building
C. Providing access to a second or third story window
D. Providing a stable surface on which a firefighter can stand when ventilating a
roof
D. Providing a stable surface on which a firefighter can stand when ventilating a roof
Which feature does an extension ladder have that a single or roof ladder does not
have? (318) [4.3.6]
A. Tie rods that support the rungs
B. Truss blocks that support the rails or rungs
C. Hooks at the tip of the ladder to help secure it in place
D. A fly section that can be raised to various working heights
D. A fly section that can be raised to various working heights
What does an extension ladder's size classification indicate? (318) [4.3.12]
A. The full length to which it can be extended
B. The ladder's length when the fly section is not extended
C. The minimum reach when placed at the appropriate climbing angle
D. The maximum building height against which the ladder can be raised
A. The full length to which it can be extended
What is a sign of heat exposure on a ladder? (320) [4.5.1]
A. Rust
B. Blistered paint
C. Loose bolts or rivets
D. Expired heat sensor label
B. Blistered paint
What marking or label does NFPA 1931 require to be on all ladders? (320) [4.5.1]
A. Reflective white tip
B. Balance point stripe
C. Manufacturer's name plate
D. Recommended end of service date
C. Manufacturer's name plate